Question

P(1)+p(-1) ,. P(x)
=x^3 -2x-7

Answer 1

Answer:

Step-by-step explanation:

p(x) = $x^{3}$ - 2x - 7

P(1) = $1^{3}$ - 2x1 - 7

     = 1 -2 - 7

    = -8

p(-1) = $(-1)^{3}$ - 2(-1) -7

      = -1  + 2 -7

     = -6

so, p(1) + p(-1) = -8 + (-6) = -14